./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47fbdb3da16165eeeef0687b73275c90a2682f5a520ac2387154637187559fe6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:11,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:11,990 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:49:11,995 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:49:12,000 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:49:12,025 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:12,026 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:49:12,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:49:12,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:12,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:12,029 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:12,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:49:12,030 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:49:12,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:49:12,031 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:49:12,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:12,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:49:12,033 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:12,034 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:49:12,034 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:49:12,035 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:49:12,035 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:49:12,036 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:49:12,037 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:12,037 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:12,038 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:12,038 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:12,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:12,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:12,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:12,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:12,041 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:49:12,041 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:49:12,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:49:12,042 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:49:12,043 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47fbdb3da16165eeeef0687b73275c90a2682f5a520ac2387154637187559fe6 [2023-11-21 18:49:12,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:12,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:12,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:12,349 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:12,349 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:12,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c [2023-11-21 18:49:15,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:49:15,744 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:49:15,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c [2023-11-21 18:49:15,753 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/data/f9f62b07c/3ffa1a14ce654a2e81e0aa4add37ad76/FLAG438da8e8b [2023-11-21 18:49:15,767 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/data/f9f62b07c/3ffa1a14ce654a2e81e0aa4add37ad76 [2023-11-21 18:49:15,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:49:15,772 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:49:15,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:15,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:49:15,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:49:15,787 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:15" (1/1) ... [2023-11-21 18:49:15,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dd4b444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:15, skipping insertion in model container [2023-11-21 18:49:15,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:15" (1/1) ... [2023-11-21 18:49:15,813 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:49:16,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:16,020 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:49:16,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:16,080 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:49:16,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16 WrapperNode [2023-11-21 18:49:16,081 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:16,083 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:16,083 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:49:16,083 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:49:16,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16" (1/1) ... [2023-11-21 18:49:16,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16" (1/1) ... [2023-11-21 18:49:16,159 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-21 18:49:16,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:16,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:49:16,162 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:49:16,162 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:49:16,173 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16" (1/1) ... [2023-11-21 18:49:16,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16" (1/1) ... [2023-11-21 18:49:16,176 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16" (1/1) ... [2023-11-21 18:49:16,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16" (1/1) ... [2023-11-21 18:49:16,189 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16" (1/1) ... [2023-11-21 18:49:16,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16" (1/1) ... [2023-11-21 18:49:16,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16" (1/1) ... [2023-11-21 18:49:16,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16" (1/1) ... [2023-11-21 18:49:16,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:49:16,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:49:16,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:49:16,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:49:16,215 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:16" (1/1) ... [2023-11-21 18:49:16,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:16,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:49:16,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:49:16,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d64b454-790f-4e44-aea7-dadab4dec94c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:49:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:49:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:49:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:49:16,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:49:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:49:16,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:49:16,363 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:49:16,365 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:49:16,993 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:49:17,029 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:49:17,029 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:49:17,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:17 BoogieIcfgContainer [2023-11-21 18:49:17,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:49:17,033 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:49:17,033 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:49:17,045 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:49:17,045 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:17" (1/1) ... [2023-11-21 18:49:17,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:49:17,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:17,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-21 18:49:17,129 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-21 18:49:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:49:17,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:17,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:17,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:17,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 137 states and 141 transitions. [2023-11-21 18:49:17,497 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2023-11-21 18:49:17,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:49:17,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:17,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:17,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:17,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 138 states and 142 transitions. [2023-11-21 18:49:17,638 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2023-11-21 18:49:17,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:49:17,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:17,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:17,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:17,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:17,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 143 states and 150 transitions. [2023-11-21 18:49:17,952 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2023-11-21 18:49:17,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:49:17,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:17,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:18,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:18,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:18,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:18,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-21 18:49:18,262 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-21 18:49:18,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:49:18,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:18,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:18,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:18,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:18,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 145 states and 153 transitions. [2023-11-21 18:49:18,358 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 153 transitions. [2023-11-21 18:49:18,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:49:18,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:18,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:18,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:18,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:18,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-21 18:49:18,413 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-21 18:49:18,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:49:18,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:18,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:18,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:18,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:18,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:18,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:18,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 152 states and 164 transitions. [2023-11-21 18:49:18,896 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 164 transitions. [2023-11-21 18:49:18,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:49:18,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:18,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:18,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:18,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:18,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:18,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:18,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:18,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-11-21 18:49:18,954 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-11-21 18:49:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:49:18,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:18,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:18,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:18,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:18,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:19,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:19,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 154 states and 166 transitions. [2023-11-21 18:49:19,008 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 166 transitions. [2023-11-21 18:49:19,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:49:19,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:19,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:19,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:49:19,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:19,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:19,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:19,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-11-21 18:49:19,041 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-11-21 18:49:19,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:49:19,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:19,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:19,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:19,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:19,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:19,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:19,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 155 states and 167 transitions. [2023-11-21 18:49:19,102 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 167 transitions. [2023-11-21 18:49:19,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:49:19,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:19,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:19,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:19,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:19,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:19,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 162 states and 176 transitions. [2023-11-21 18:49:19,450 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-11-21 18:49:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:49:19,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:19,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:19,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:19,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:19,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:19,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:19,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 170 states and 185 transitions. [2023-11-21 18:49:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 185 transitions. [2023-11-21 18:49:19,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:49:19,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:19,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:19,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:19,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:20,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:20,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 171 states and 187 transitions. [2023-11-21 18:49:20,051 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 187 transitions. [2023-11-21 18:49:20,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:49:20,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:20,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:20,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:20,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:20,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:20,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:20,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 173 states and 190 transitions. [2023-11-21 18:49:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 190 transitions. [2023-11-21 18:49:20,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:49:20,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:20,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:20,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:49:20,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:20,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:20,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:20,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 172 states and 189 transitions. [2023-11-21 18:49:20,259 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 189 transitions. [2023-11-21 18:49:20,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:49:20,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:20,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:20,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:20,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:20,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:20,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 175 states and 192 transitions. [2023-11-21 18:49:20,350 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 192 transitions. [2023-11-21 18:49:20,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:49:20,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:20,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:20,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:20,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:20,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:20,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:20,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 176 states and 193 transitions. [2023-11-21 18:49:20,427 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 193 transitions. [2023-11-21 18:49:20,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:49:20,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:20,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:20,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:20,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:20,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:20,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:20,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 177 states and 194 transitions. [2023-11-21 18:49:20,518 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 194 transitions. [2023-11-21 18:49:20,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:49:20,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:20,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:20,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:20,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:20,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:20,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:20,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 185 states and 202 transitions. [2023-11-21 18:49:20,826 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 202 transitions. [2023-11-21 18:49:20,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:49:20,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:20,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:20,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:20,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:20,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:21,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:21,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 193 states and 211 transitions. [2023-11-21 18:49:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 211 transitions. [2023-11-21 18:49:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:49:21,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:21,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:21,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:49:21,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:21,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:21,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 192 states and 210 transitions. [2023-11-21 18:49:21,172 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 210 transitions. [2023-11-21 18:49:21,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:49:21,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:21,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:21,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:21,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:21,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:21,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 194 states and 212 transitions. [2023-11-21 18:49:21,365 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 212 transitions. [2023-11-21 18:49:21,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:49:21,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:21,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:21,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:21,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:21,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:21,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:21,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 198 states and 217 transitions. [2023-11-21 18:49:21,654 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 217 transitions. [2023-11-21 18:49:21,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:49:21,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:21,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:21,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:21,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:21,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:21,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 202 states and 222 transitions. [2023-11-21 18:49:21,873 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 222 transitions. [2023-11-21 18:49:21,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:49:21,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:21,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:21,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:21,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:21,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:21,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:21,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 205 states and 230 transitions. [2023-11-21 18:49:21,999 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 230 transitions. [2023-11-21 18:49:22,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:49:22,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:22,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:22,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:22,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:22,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:23,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:23,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 234 states and 267 transitions. [2023-11-21 18:49:23,077 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 267 transitions. [2023-11-21 18:49:23,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:49:23,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:23,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:23,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:23,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:23,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:23,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:23,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 235 states and 268 transitions. [2023-11-21 18:49:23,175 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 268 transitions. [2023-11-21 18:49:23,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:49:23,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:23,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:23,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:23,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:23,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:24,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:24,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 265 states and 306 transitions. [2023-11-21 18:49:24,395 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 306 transitions. [2023-11-21 18:49:24,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:49:24,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:24,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:24,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:49:24,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:24,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:24,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 264 states and 305 transitions. [2023-11-21 18:49:24,440 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 305 transitions. [2023-11-21 18:49:24,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:49:24,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:24,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:24,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:24,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:24,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:24,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:24,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:24,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 267 states and 311 transitions. [2023-11-21 18:49:24,954 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 311 transitions. [2023-11-21 18:49:24,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:49:24,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:24,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:24,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:24,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:25,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:25,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:25,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 269 states and 313 transitions. [2023-11-21 18:49:25,362 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 313 transitions. [2023-11-21 18:49:25,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:49:25,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:25,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:25,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:25,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:25,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:25,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:25,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 273 states and 320 transitions. [2023-11-21 18:49:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 320 transitions. [2023-11-21 18:49:25,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:49:25,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:25,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:26,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:26,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:26,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:26,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:26,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 276 states and 323 transitions. [2023-11-21 18:49:26,199 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 323 transitions. [2023-11-21 18:49:26,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:49:26,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:26,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:26,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:49:26,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:26,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:26,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:26,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 275 states and 322 transitions. [2023-11-21 18:49:26,264 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 322 transitions. [2023-11-21 18:49:26,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:49:26,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:26,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:26,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:26,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:26,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:26,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:26,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 276 states and 323 transitions. [2023-11-21 18:49:26,360 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 323 transitions. [2023-11-21 18:49:26,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:49:26,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:26,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:26,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:26,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:26,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:27,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:27,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 282 states and 331 transitions. [2023-11-21 18:49:27,037 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 331 transitions. [2023-11-21 18:49:27,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:49:27,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:27,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:27,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:49:27,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:27,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:27,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:27,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 285 states and 334 transitions. [2023-11-21 18:49:27,570 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 334 transitions. [2023-11-21 18:49:27,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:49:27,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:27,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:27,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:27,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:27,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 286 states and 336 transitions. [2023-11-21 18:49:27,818 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 336 transitions. [2023-11-21 18:49:27,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:49:27,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:27,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:27,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:27,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:27,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:28,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:28,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 294 states and 348 transitions. [2023-11-21 18:49:28,465 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 348 transitions. [2023-11-21 18:49:28,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:49:28,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:28,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:28,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:28,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:28,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:28,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:29,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:29,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 302 states and 360 transitions. [2023-11-21 18:49:29,679 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 360 transitions. [2023-11-21 18:49:29,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:49:29,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:29,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:29,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:29,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:29,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:30,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:30,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 311 states and 373 transitions. [2023-11-21 18:49:30,510 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 373 transitions. [2023-11-21 18:49:30,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:49:30,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:30,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:30,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:49:30,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:30,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:32,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:32,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 320 states and 389 transitions. [2023-11-21 18:49:32,208 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 389 transitions. [2023-11-21 18:49:32,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:49:32,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:32,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:32,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:49:32,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:32,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:32,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:32,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 319 states and 388 transitions. [2023-11-21 18:49:32,255 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 388 transitions. [2023-11-21 18:49:32,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:49:32,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:32,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:32,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:32,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:32,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:33,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:33,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 324 states and 394 transitions. [2023-11-21 18:49:33,644 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 394 transitions. [2023-11-21 18:49:33,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:49:33,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:33,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:33,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:33,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:49:33,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:33,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:36,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:36,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 363 states and 459 transitions. [2023-11-21 18:49:36,723 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 459 transitions. [2023-11-21 18:49:36,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:49:36,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:36,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:36,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:36,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:36,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:38,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:38,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 369 states and 468 transitions. [2023-11-21 18:49:38,920 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 468 transitions. [2023-11-21 18:49:38,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:49:38,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:38,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:38,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:38,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:39,251 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:42,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:42,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 408 states and 535 transitions. [2023-11-21 18:49:42,451 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 535 transitions. [2023-11-21 18:49:42,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:49:42,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:42,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:42,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:42,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:42,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:44,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:44,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 415 states and 547 transitions. [2023-11-21 18:49:44,468 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 547 transitions. [2023-11-21 18:49:44,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:49:44,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:44,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:44,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:49:44,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:44,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:44,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 414 states and 546 transitions. [2023-11-21 18:49:44,547 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 546 transitions. [2023-11-21 18:49:44,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:49:44,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:44,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:44,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:49:44,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:45,142 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:46,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:46,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 422 states and 561 transitions. [2023-11-21 18:49:46,535 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 561 transitions. [2023-11-21 18:49:46,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:49:46,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:46,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:46,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:46,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:46,631 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:46,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:46,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 423 states and 567 transitions. [2023-11-21 18:49:46,973 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 567 transitions. [2023-11-21 18:49:46,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:49:46,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:46,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:47,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:47,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:47,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 424 states and 568 transitions. [2023-11-21 18:49:47,414 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 568 transitions. [2023-11-21 18:49:47,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:49:47,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:47,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:47,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:47,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:47,898 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:49,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:49,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 429 states and 580 transitions. [2023-11-21 18:49:49,317 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 580 transitions. [2023-11-21 18:49:49,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:49:49,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:49,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:49,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:49,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:49,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:49,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:49,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 430 states and 581 transitions. [2023-11-21 18:49:49,775 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 581 transitions. [2023-11-21 18:49:49,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:49:49,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:49,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:49,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:49,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:49,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:52,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:52,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 439 states and 595 transitions. [2023-11-21 18:49:52,526 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 595 transitions. [2023-11-21 18:49:52,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:49:52,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:52,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:52,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:52,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:52,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:53,738 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:54,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:54,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 440 states and 597 transitions. [2023-11-21 18:49:54,173 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 597 transitions. [2023-11-21 18:49:54,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:49:54,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:54,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:54,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:49:54,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:55,122 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:56,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 443 states and 602 transitions. [2023-11-21 18:49:56,260 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 602 transitions. [2023-11-21 18:49:56,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:49:56,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:56,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:56,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:56,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:56,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:57,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:57,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 453 states and 617 transitions. [2023-11-21 18:49:57,700 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 617 transitions. [2023-11-21 18:49:57,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:49:57,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:57,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:57,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:57,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:57,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:58,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:58,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 452 states and 616 transitions. [2023-11-21 18:49:58,795 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 616 transitions. [2023-11-21 18:49:58,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:49:58,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:58,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:58,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:49:58,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:49:58,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:00,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 460 states and 629 transitions. [2023-11-21 18:50:00,776 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 629 transitions. [2023-11-21 18:50:00,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:50:00,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:00,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:00,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:00,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:00,895 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:02,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:02,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 463 states and 633 transitions. [2023-11-21 18:50:02,088 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 633 transitions. [2023-11-21 18:50:02,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:50:02,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:02,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:02,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:02,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:02,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:03,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:03,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 462 states and 632 transitions. [2023-11-21 18:50:03,130 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 632 transitions. [2023-11-21 18:50:03,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:50:03,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:03,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:03,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:03,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:03,230 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.